Right click on any blank space of windows desktop -> New -> Shortcut. A “Create Shortcut” window will open.

In the blank, type in:
shutdown.exe /f /s /t 0
It means, shutdown and wait for Zero second.
Using /f means force shut down as quickly as possible. If you don't want that, you can just use: shutdown.exe -s -t 0
Click “Next” button for next step.

Type in whatever name you like in the blank. I use “Shutdown”. Then, click “Finish” button.

You are done. A new shutdown shortcut is on your windows desktop!

Hey, it is not a shutdown icon like yours!

By default, the shortcut use a “unknown application” icon. We can change it, of course.

Right click on the Shutdown shortcut icon, click “Properties” -> click “Change icon…”. It will popup an alert, ignore it by clicking “Ok” button. You will get a list of icons to choose from:

Sometimes it's very time-consuming and bothering to map a remote server(difficult to copy the server address), here is somme shortcut you can create for the remote server mapping.
In case if you need to do that again, simply one-click to get it done!

Say, you want to use "G" to map a remote server directory, you can open a notepad in your pc, copy the following code:

Remember to change the above server directory, then save it as a ".bat" batch file. Next time whenever you need to do the remote mapping, just click that file.

3. Using Tabs in Excel like Firefox, Chrome

If you have multiple excels files open, sometimes it's difficult for you to select the one that you need to work on. As you can see from the following picture,
you can actually use tabs in excel just like Firefox or Chrome, very convenient.